Marmot NanoPro is a lightweight and breathable waterproof coating technology that repels rain so you stay dry inside and out Built-in Thermal R insulation utilizes lightweight and durable recycled polyester for breathable, comfortable warmth that protects against the cold Attached hood is helmet compatible so your kid has no excuse not to wear a helmet when you're hitting the slopes Fixed powder skirt sits inside your jacket and hugs your waist to keep snow out and ensures your mid and base layers stay dry Water-resistant hand, chest, and pass pocket zippers keep your kid's ski pass and small stowed items dry in wet snow